frmpartshow.cs

数据库课程设计

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Bussiness;
namespace UI
{
    public partial class frmPartShow : Form
    {
        frmReaderInfo objReaderInfo;
        public frmPartShow(frmReaderInfo from)
        {
            objReaderInfo = from;
            InitializeComponent();
        }

        //-----退出
        private void button2_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        //进行查询
        private void button1_Click(object sender, EventArgs e)
        {
            try
            {
                if (txtReadID.Text.Trim() == "")
                {
                    MessageBox.Show("会员卡号不能为空！");
                    return;
                }
                ReaderSelect obj = new ReaderSelect();
                if (obj.Rcheck(txtReadID.Text.Trim()))
                {
                    DataTable objTable = new DataTable();
                    objTable = obj.SelectReader(txtReadID.Text.Trim());
                    objReaderInfo.whereSelect(objTable);
                  
                    this.Close();
                }
                else
                {
                    MessageBox.Show("输入不正确或没有此会员！");
                    return;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
                return;
            }
        }
    }
}